{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:SCH5FTXUZWUOC4YJPL573PNCND","short_pith_number":"pith:SCH5FTXU","canonical_record":{"source":{"id":"1010.1078","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-06T07:42:53Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"e4d0e7c3290798c6cc00f990d954ba57d762b531f6b620aa14a22d6f20d00c14","abstract_canon_sha256":"02b46586cdaf97de4be78137b5be16832fb3fdde219a8932c1c26c64814ce9e6"},"schema_version":"1.0"},"canonical_sha256":"908fd2cef4cda8e173097afbfdbda268c0f4fdd4aa5522b1952931b07f90ebc9","source":{"kind":"arxiv","id":"1010.1078","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.1078","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"arxiv_version","alias_value":"1010.1078v1","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.1078","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"pith_short_12","alias_value":"SCH5FTXUZWUO","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"SCH5FTXUZWUOC4YJ","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"SCH5FTXU","created_at":"2026-05-18T12:26:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:SCH5FTXUZWUOC4YJPL573PNCND","target":"record","payload":{"canonical_record":{"source":{"id":"1010.1078","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-06T07:42:53Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"e4d0e7c3290798c6cc00f990d954ba57d762b531f6b620aa14a22d6f20d00c14","abstract_canon_sha256":"02b46586cdaf97de4be78137b5be16832fb3fdde219a8932c1c26c64814ce9e6"},"schema_version":"1.0"},"canonical_sha256":"908fd2cef4cda8e173097afbfdbda268c0f4fdd4aa5522b1952931b07f90ebc9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:27:37.995237Z","signature_b64":"Ck9Xu6nhq7Fcwu0m/aG0tXl+HPCfoU/zDhkkGrgj/2oNOLmz/PRxYmMbbCD8+4BMujaWI1UY9gtb+abjW8F6CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"908fd2cef4cda8e173097afbfdbda268c0f4fdd4aa5522b1952931b07f90ebc9","last_reissued_at":"2026-05-18T04:27:37.994766Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:27:37.994766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.1078","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:27:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oLPSCCSf27QajOTsGR8HWpqHkcFE2Xn0/OUXBl37Di1TzT5k7J2bYrOYQalXIXt0mIM9OOHWttmx8BlHEH6fAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:00:13.609870Z"},"content_sha256":"7234e32195f17cc25d35509edefe3150ec8cb01ac56fe0b47a61cc91c9582e9c","schema_version":"1.0","event_id":"sha256:7234e32195f17cc25d35509edefe3150ec8cb01ac56fe0b47a61cc91c9582e9c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:SCH5FTXUZWUOC4YJPL573PNCND","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An analysis of the CoRoT-2 system: A young spotted star and its inflated giant planet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"Mathieu Havel (CASSIOPEE), Tristan Guillot (CASSIOPEE)","submitted_at":"2010-10-06T07:42:53Z","abstract_excerpt":"Context: CoRoT-2b is one of the most anomalously large exoplanet known. Given its large mass, its large radius cannot be explained by standard evolution models. Interestingly, the planet's parent star is an active, rapidly rotating solar-like star with a large fraction (7 to 20%) of spots. Aims: We want to provide constraints on the properties of the star-planet system and understand whether the planet's inferred large size may be due to a systematic error on the inferred parameters, and if not, how it may be explained. Methods: We combine stellar and planetary evolution codes based on all ava"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.1078","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:27:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"huH8nyddQV55xZ1L1Rr4VS4KMVQAoxdlq3HE6gQSAUFRgatRwLZPu/sLzEUCmcAMn8EQe2T8DPSjgtJZocXEBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:00:13.610328Z"},"content_sha256":"99c2560d5911d11ea3f959aa543aa3626b12f8d8393e475730da99d8212b2703","schema_version":"1.0","event_id":"sha256:99c2560d5911d11ea3f959aa543aa3626b12f8d8393e475730da99d8212b2703"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SCH5FTXUZWUOC4YJPL573PNCND/bundle.json","state_url":"https://pith.science/pith/SCH5FTXUZWUOC4YJPL573PNCND/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SCH5FTXUZWUOC4YJPL573PNCND/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-31T01:00:13Z","links":{"resolver":"https://pith.science/pith/SCH5FTXUZWUOC4YJPL573PNCND","bundle":"https://pith.science/pith/SCH5FTXUZWUOC4YJPL573PNCND/bundle.json","state":"https://pith.science/pith/SCH5FTXUZWUOC4YJPL573PNCND/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SCH5FTXUZWUOC4YJPL573PNCND/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:SCH5FTXUZWUOC4YJPL573PNCND","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"02b46586cdaf97de4be78137b5be16832fb3fdde219a8932c1c26c64814ce9e6","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-06T07:42:53Z","title_canon_sha256":"e4d0e7c3290798c6cc00f990d954ba57d762b531f6b620aa14a22d6f20d00c14"},"schema_version":"1.0","source":{"id":"1010.1078","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.1078","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"arxiv_version","alias_value":"1010.1078v1","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.1078","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"pith_short_12","alias_value":"SCH5FTXUZWUO","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"SCH5FTXUZWUOC4YJ","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"SCH5FTXU","created_at":"2026-05-18T12:26:13Z"}],"graph_snapshots":[{"event_id":"sha256:99c2560d5911d11ea3f959aa543aa3626b12f8d8393e475730da99d8212b2703","target":"graph","created_at":"2026-05-18T04:27:37Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Context: CoRoT-2b is one of the most anomalously large exoplanet known. Given its large mass, its large radius cannot be explained by standard evolution models. Interestingly, the planet's parent star is an active, rapidly rotating solar-like star with a large fraction (7 to 20%) of spots. Aims: We want to provide constraints on the properties of the star-planet system and understand whether the planet's inferred large size may be due to a systematic error on the inferred parameters, and if not, how it may be explained. Methods: We combine stellar and planetary evolution codes based on all ava","authors_text":"Mathieu Havel (CASSIOPEE), Tristan Guillot (CASSIOPEE)","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-06T07:42:53Z","title":"An analysis of the CoRoT-2 system: A young spotted star and its inflated giant planet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.1078","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7234e32195f17cc25d35509edefe3150ec8cb01ac56fe0b47a61cc91c9582e9c","target":"record","created_at":"2026-05-18T04:27:37Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"02b46586cdaf97de4be78137b5be16832fb3fdde219a8932c1c26c64814ce9e6","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-10-06T07:42:53Z","title_canon_sha256":"e4d0e7c3290798c6cc00f990d954ba57d762b531f6b620aa14a22d6f20d00c14"},"schema_version":"1.0","source":{"id":"1010.1078","kind":"arxiv","version":1}},"canonical_sha256":"908fd2cef4cda8e173097afbfdbda268c0f4fdd4aa5522b1952931b07f90ebc9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"908fd2cef4cda8e173097afbfdbda268c0f4fdd4aa5522b1952931b07f90ebc9","first_computed_at":"2026-05-18T04:27:37.994766Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:27:37.994766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ck9Xu6nhq7Fcwu0m/aG0tXl+HPCfoU/zDhkkGrgj/2oNOLmz/PRxYmMbbCD8+4BMujaWI1UY9gtb+abjW8F6CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:27:37.995237Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.1078","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7234e32195f17cc25d35509edefe3150ec8cb01ac56fe0b47a61cc91c9582e9c","sha256:99c2560d5911d11ea3f959aa543aa3626b12f8d8393e475730da99d8212b2703"],"state_sha256":"e66ac6e8c61b561951023a9c65774665b6863a88b5014800b6456bdfc380939b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GL9zIu5JuIaKTRgwnsLAlz6Vg4uTTGzM9P9uzK/Ubpv1aaPuWtRCUUcDxoZWcqqe1Bp7Nl5vFoyoSYQaVTWZDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T01:00:13.613192Z","bundle_sha256":"adfec79c8f3306bb9c085e0d2156949b3ed70517bf996d0a51ebef6b49f7f632"}}